A01D 34/04
With cutters at the front
Official title: with cutters at the front
A01D34/04 (With cutters at the front) appears on 149 US grants and 172 published applications in this corpus.
Search patents in A01D- Granted patents
- 149
- Published applications
- 172
- Assignees
- 32
- Inventors
- 224
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 1 |
| 2014 | 0 | 5 |
| 2015 | 3 | 1 |
| 2016 | 0 | 6 |
| 2017 | 10 | 12 |
| 2018 | 6 | 25 |
| 2019 | 26 | 31 |
| 2020 | 29 | 25 |
| 2021 | 12 | 17 |
| 2022 | 22 | 10 |
| 2023 | 13 | 13 |
| 2024 | 6 | 16 |
| 2025 | 12 | 6 |
| 2026 | 9 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Frame assembly for an agricultural implement15 Sep 2026US 12,733,573 B2CNH Industrial America LLC
- Frame assembly for an agricultural implement15 Sep 2026US 12,733,574 B2CNH Industrial America LLC
- Ground pressure feedback sensor system for controlling header float1 Sep 2026US 12,721,255 B2CNH Industrial America LLC
- Cutting unit with double knife system and movable sliding surface16 Jun 2026US 12,653,093 B2Carl Geringhoff GmbH & Co. Kommanditgesellschaft
- Cover assembly for a knife drive of an agricultural header16 Jun 2026US 12,653,094 B2CNH Industrial America LLC
- Robot and grass mowing and collecting device9 Jul 2026US 2026/0191132 A1Suzhou Laimou Technology Co., Ltd.
- Automated lockout system11 Jun 2026US 2026/0157269 A1Deere & Company
- Mobile hop harvester and processor5 Mar 2026US 2026/0060178 A1
- Lifting system for an agricultural implement20 Nov 2025US 2025/0351772 A1MacDon Industries Ltd.
- Agricultural header float arm position and pressure control system16 Oct 2025US 2025/0318462 A1
Most cited
By later US patents
- System, method and apparatus for unsupervised adaptation of the perception of an autonomous mower48US 8,958,939 B2Honda Research Institute Europe GmbH · 2015
- Equipment protection using a grain tank level sensor16US 9,949,435 B2CNH Industrial America LLC · 2018
- Agricultural machine with folding header14US 10,070,575 B2CNH Industrial America LLC · 2018
- System and method for wing float on a combine draper header14US 10,433,486 B2Deere & Company · 2019
- Belt sealing crop deflector for a flexible draper platform14US 9,814,183 B22017